| 1 | /* |
| 2 | * Jexer - Java Text User Interface |
| 3 | * |
| 4 | * The MIT License (MIT) |
| 5 | * |
| 6 | * Copyright (C) 2017 Kevin Lamonte |
| 7 | * |
| 8 | * Permission is hereby granted, free of charge, to any person obtaining a |
| 9 | * copy of this software and associated documentation files (the "Software"), |
| 10 | * to deal in the Software without restriction, including without limitation |
| 11 | * the rights to use, copy, modify, merge, publish, distribute, sublicense, |
| 12 | * and/or sell copies of the Software, and to permit persons to whom the |
| 13 | * Software is furnished to do so, subject to the following conditions: |
| 14 | * |
| 15 | * The above copyright notice and this permission notice shall be included in |
| 16 | * all copies or substantial portions of the Software. |
| 17 | * |
| 18 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| 19 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| 20 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
| 21 | * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
| 22 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING |
| 23 | * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER |
| 24 | * DEALINGS IN THE SOFTWARE. |
| 25 | * |
| 26 | * @author Kevin Lamonte [kevin.lamonte@gmail.com] |
| 27 | * @version 1 |
| 28 | */ |
| 29 | package jexer.demos; |
| 30 | |
| 31 | import jexer.*; |
| 32 | import jexer.event.*; |
| 33 | import jexer.menu.*; |
| 34 | import static jexer.TCommand.*; |
| 35 | import static jexer.TKeypress.*; |
| 36 | |
| 37 | /** |
| 38 | * This window demonstates the TText, THScroller, and TVScroller widgets. |
| 39 | */ |
| 40 | public class DemoTextWindow extends TWindow { |
| 41 | |
| 42 | /** |
| 43 | * Hang onto my TText so I can resize it with the window. |
| 44 | */ |
| 45 | private TText textField; |
| 46 | |
| 47 | /** |
| 48 | * Public constructor makes a text window out of any string. |
| 49 | * |
| 50 | * @param parent the main application |
| 51 | * @param title the text string |
| 52 | * @param text the text string |
| 53 | */ |
| 54 | public DemoTextWindow(final TApplication parent, final String title, |
| 55 | final String text) { |
| 56 | |
| 57 | super(parent, title, 0, 0, 44, 20, RESIZABLE); |
| 58 | textField = addText(text, 1, 1, 40, 16); |
| 59 | |
| 60 | statusBar = newStatusBar("Reflowable text window"); |
| 61 | statusBar.addShortcutKeypress(kbF1, cmHelp, "Help"); |
| 62 | statusBar.addShortcutKeypress(kbF2, cmShell, "Shell"); |
| 63 | statusBar.addShortcutKeypress(kbF3, cmOpen, "Open"); |
| 64 | statusBar.addShortcutKeypress(kbF10, cmExit, "Exit"); |
| 65 | } |
| 66 | |
| 67 | /** |
| 68 | * Public constructor. |
| 69 | * |
| 70 | * @param parent the main application |
| 71 | */ |
| 72 | public DemoTextWindow(final TApplication parent) { |
| 73 | this(parent, "Text Area", |
| 74 | "This is an example of a reflowable text field. Some example text follows.\n" + |
| 75 | "\n" + |
| 76 | "Notice that some menu items should be disabled when this window has focus.\n" + |
| 77 | "\n" + |
| 78 | "This library implements a text-based windowing system loosely\n" + |
| 79 | "reminiscient of Borland's [Turbo\n" + |
| 80 | "Vision](http://en.wikipedia.org/wiki/Turbo_Vision) library. For those\n" + |
| 81 | "wishing to use the actual C++ Turbo Vision library, see [Sergio\n" + |
| 82 | "Sigala's updated version](http://tvision.sourceforge.net/) that runs\n" + |
| 83 | "on many more platforms.\n" + |
| 84 | "\n" + |
| 85 | "This library is licensed MIT. See the file LICENSE for the full license\n" + |
| 86 | "for the details.\n"); |
| 87 | |
| 88 | } |
| 89 | |
| 90 | /** |
| 91 | * Handle window/screen resize events. |
| 92 | * |
| 93 | * @param event resize event |
| 94 | */ |
| 95 | @Override |
| 96 | public void onResize(final TResizeEvent event) { |
| 97 | if (event.getType() == TResizeEvent.Type.WIDGET) { |
| 98 | // Resize the text field |
| 99 | textField.setWidth(event.getWidth() - 4); |
| 100 | textField.setHeight(event.getHeight() - 4); |
| 101 | textField.reflow(); |
| 102 | return; |
| 103 | } |
| 104 | |
| 105 | // Pass to children instead |
| 106 | for (TWidget widget: getChildren()) { |
| 107 | widget.onResize(event); |
| 108 | } |
| 109 | } |
| 110 | |
| 111 | /** |
| 112 | * Play with menu items. |
| 113 | */ |
| 114 | public void onFocus() { |
| 115 | getApplication().enableMenuItem(2001); |
| 116 | getApplication().disableMenuItem(TMenu.MID_SHELL); |
| 117 | getApplication().disableMenuItem(TMenu.MID_EXIT); |
| 118 | } |
| 119 | |
| 120 | /** |
| 121 | * Called by application.switchWindow() when another window gets the |
| 122 | * focus. |
| 123 | */ |
| 124 | public void onUnfocus() { |
| 125 | getApplication().disableMenuItem(2001); |
| 126 | getApplication().enableMenuItem(TMenu.MID_SHELL); |
| 127 | getApplication().enableMenuItem(TMenu.MID_EXIT); |
| 128 | } |
| 129 | |
| 130 | } |